Packing box



FIG. 1 is a front view of a packing box showing my present design;

FIG. 2 is a rear view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left view thereof;

FIG. 6 is a right view thereof;

FIG. 7 is a perspective view thereof;

FIG. 8 is a front view of the open status thereof;

FIG. 9 is a rear view of the open status thereof;

FIG. 10 is a top plan view of the open status thereof;

FIG. 11 is a bottom plan view of the open status thereof;

FIG. 12 is a left view of the open status thereof; and,

FIG. 13 is a right view of the open status. 

The ornamental design for packing box, as shown and described. 